What is tslwwff.sys?

tslwwff.sys is part of CommView for WiFi and developed by TamoSoft according to the tslwwff.sys version information.

tslwwff.sys's description is "WiFi Capture Driver"

tslwwff.sys is digitally signed by TamoSoft Ltd.

tslwwff.sys is usually located in the 'C:\Windows\system32\drivers\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about tslwwff.sys.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on tslwwff.sys:

PropertyValue
Product nameCommView for WiFi
Company nameTamoSoft
File descriptionWiFi Capture Driver
Internal nametslwwff.sys
Original filenametslwwff.sys
Legal copyright© TamoSoft. All rights reserved.
Product version7.0
File version1.0.2.61

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameCommView for WiFi
Company nameTamoSoft
File descriptionWiFi Capture Driver
Internal nametslwwff.sys
Original filenametslwwff.sys
Legal copyright© TamoSoft. All rights reserved.
Product version7.0
File version1.0.2.61

Digital signatures [?]

tslwwff.sys has a valid digital signature.

PropertyValue
Signer nameTamoSoft Ltd
Certificate issuer nameVeriSign Class 3 Code Signing 2010 CA
Certificate serial number3cd1573766f79d2b3db89d43fa987ec5

VirusTotal report

None of the 71 anti-virus programs at VirusTotal detected the tslwwff.sys file.

None of the 71 anti-virus programs detected the tslwwff.sys file.

Sandbox Report

The following information was gathered by executing the file inside Cuckoo Sandbox.

Summary

ERROR: Failed to execute process.

Generic

[
    {
        "process_path": "C:\\Windows\\System32\\lsass.exe",
        "process_name": "lsass.exe",
        "pid": 476,
        "summary": {},
        "first_seen": 1578577986.34375,
        "ppid": 376
    }
]

Signatures

[
    {
        "markcount": 1,
        "families": [],
        "description": "This executable has a PDB path",
        "severity": 1,
        "marks": [
            {
                "category": "pdb_path",
                "ioc": "k:\\wireless_driver\\filter\\objfre_win7_amd64\\amd64\\tslwwff.pdb",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "has_pdb"
    },
    {
        "markcount": 2,
        "families": [],
        "description": "The executable contains unknown PE section names indicative of a packer (could be a false positive)",
        "severity": 1,
        "marks": [
            {
                "category": "section",
                "ioc": "PAGE",
                "type": "ioc",
                "description": null
            },
            {
                "category": "section",
                "ioc": "INIT",
                "type": "ioc",
                "description": null
            }
        ],
        "references": [],
        "name": "pe_features"
    }
]

Yara

The Yara rules did not detect anything in the file.

Network

{
    "tls": [],
    "udp": [
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 826,
            "time": 4.144140958786011,
            "dport": 5355,
            "sport": 53595
        },
        {
            "src": "192.168.56.101",
            "dst": "224.0.0.252",
            "offset": 1154,
            "time": 2.983013868331909,
            "dport": 5355,
            "sport": 55314
        },
        {
            "src": "192.168.56.101",
            "dst": "239.255.255.250",
            "offset": 1482,
            "time": 4.167305946350098,
            "dport": 3702,
            "sport": 49152
        }
    ],
    "dns_servers": [],
    "http": [],
    "icmp": [],
    "smtp": [],
    "tcp": [],
    "smtp_ex": [],
    "mitm": [],
    "hosts": [],
    "pcap_sha256": "6d81b3fb80f8ec91dbecbb8e5168d4b2cd5bce6172a9781fa0e3e9df6a9b1c80",
    "dns": [],
    "http_ex": [],
    "domains": [],
    "dead_hosts": [],
    "sorted_pcap_sha256": "a9ebbb720af0f62599169c03914655e5396cfb5c08d1e64894d9ece6e8ac2d7f",
    "irc": [],
    "https_ex": []
}

Other files also named tslwwff.sys

tslwwff.sys (70 votes)

Hashes [?]

PropertyValue
MD55a0b4cf8851252027ae97cc117315c71
SHA256ec08cbbba7ced0fc83224507e4e046410702e30612ba4e6ec9fc04b96ed8b6c3

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Malware or legitimate?

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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

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